Dr Bloomin Wants to Investigate the Impact of Talking to Plants

question 115

Multiple Choice

Dr. Bloomin wants to investigate the impact of talking to plants on their growth. He decides to talk to a group of 40 tulips each day for six weeks. A second group is not talked to at all. After six weeks he discovers that the tulips he talked to are five centimetres taller than the tulips not talked to. This study is best described as:

• A) an observational study
• B) a case study
• C) a meta-analysis
• D) an experiment

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Definitions:

Deficit Financing

The practice of funding government spending by borrowing rather than from taxation, leading to a budget deficit.

Tax Rates

The percentages at which income, property, and sales are taxed by governments, varying for different levels of income or value.

Market For Loanable Funds

The market in which those who want to save supply funds and those who want to borrow to invest demand funds.

Nominal Interest Rate

The rate of interest charged on a loan or paid on an investment without adjustment for inflation.